baber/WOPTO huggingface dataset:
Patent KR-20210018624-A (KR)
Title: Spinal plate system for invertebral body fixation
Inventor: AHN KYUNG KI
IPC: A61B17/86
Filed: 2019-08-07
Abstract: The present invention relates to a vertebra fixing device capable of checking the extent to which a screw for fixing a vertebra is inserted in the vertebra. According to one embodiment of the present invention, the vertebra fixing device comprises: a fixing plate having a plurality of first fastening holes penetrating the surface thereof; a plurality of screws which are respectively inserted into the plurality of first fastening holes and are threadedly coupled to a vertebra; and a locking rivet which is disposed between the plurality of first fastening holes and which comes into contact with one end of the screw so as to hold the screw. Here, the locking rivet has an elastic portion which is elastically deformed by the screw when the screw is inserted into the fixing plate and which is elastically restored after the screw is completely inserted to a predetermined depth. According to the embodiments of the present invention, when the screw is completely inserted into a vertebra, the extent of insertion can be checked by an operator in a visual or tactile manner, thereby preventing the vertebra from being damaged.
Patent KR-20210017329-A (KR)
Title: Portable air cleaner
Inventor: HEO JUN HWAN
IPC: F24F3/16
Filed: 2019-08-07
Abstract: The present invention relates to a portable air cleaner which comprises: a case having an inner air flow passage; a blower fan disposed in the air flow passage; a filter disposed in the air flow passage to collect foreign substances; and a slope support unit slantly supporting the case for the case to be tilted with respect to an object so that air is discharged at a preset angle, wherein the air is blown to the outside of the case by the blower fan. Therefore, cleaned air can easily reach a face (respiratory organs) of a user, so that the user can continuously breathe the cleaned air.
Patent KR-20210018658-A (KR)
Title: Display device
Inventor: CHA MYOUNG GEUN
IPC: G09G3/3258
Filed: 2019-08-08
Abstract: A display device includes: a first transistor including a first channel region and a first gate electrode overlapping the first channel region; a second transistor electrically connected to the first electrode of the first transistor and including a second channel region and a second gate electrode overlapping the second channel region and receiving a scan signal; a light emitting element electrically connected to the second electrode of the first transistor; a first conductive line overlapping the first gate electrode with the first channel region interposed therebetween and receiving a variable voltage; and a second conductive line overlapping the second gate electrode with the second channel region interposed therebetween and receiving a scan signal. Therefore, step efficiency and/or instantaneous afterimage are improved.
Patent KR-20210017743-A (KR)
Title: container with cooling compartment
Inventor: JO NAM GYU
IPC: B65D51/28
Filed: 2019-08-09
Abstract: The present invention relates to a drink container capable of containing a coolant. The drink container of the present invention comprises: a container lid to which a coolant storage unit and a straw insertion unit are attached; the straw insertion unit provided at the central portion of the lid of the container such that a straw can be inserted into a container; the coolant storage unit in which the coolant being in contact with the straw insertion unit can be contained and stored; a detachable coolant lid provided at the upper end of the coolant storage unit to block the coolant storage unit from the outside; a detachable container lid provided at the upper portion of the container main body being in contact with the coolant lid; and a container main body provided to contain and store drinks. Therefore, the drinks and ice can be prevented from being diluted mainly by means of the coolant storage unit and the coolant lid. Furthermore, the coolant storage unit is provided at the center such that drinks at the upper portion and the lower portion can be simultaneously cooled. In addition, the contents can rise along the straw insertion unit such that the drinks can be cooled.
Patent KR-20210023273-A (KR)
Title: Apparatus and method for judging tunnel situation
Inventor: BAE YOUNG HOON
IPC: G08B17/10
Filed: 2019-08-22
Abstract: The present invention relates to a tunnel condition determination device, and to a method thereof. According to one embodiment of the present invention, the tunnel condition determination device comprises: a data analysis unit for generating a complex event by analyzing data detected according to the actions of objects by a plurality of tunnel detection devices installed inside the tunnel; a complex event processing unit for determining a tunnel internal situation according to the complex event by applying a predefined event processing rule with respect to the complex event based on an action scenario of objects; and an alarm unit for performing alarm generation processing according to a predetermined alarm policy on the determination result of the tunnel internal situation.
Patent KR-20210023511-A (KR)
Title: Wavelength demultiplexer with arrayed waveguide grating and methods of manufacturing
Inventor: LEE YONG TAE
IPC: G02B6/12
Filed: 2019-08-23
Abstract: The present invention provides a wavelength demux element, which includes an array waveguide grating (AWG) type light distribution device, which is configured with a first slab (20) connected to an input waveguide (10), an arrayed waveguide (30) connected to the first slab (20), a second slab (40) connected to the arrayed waveguide (30), and an output waveguide (50) connected to the second slab. The wavelength Demux device has a high refractive index structure (n is at least 1%) in which the refractive index difference (n) between a core layer (60) and a clad layer (70) is at least 1%.
Patent KR-20210028000-A (KR)
Title: Purification of 2-pyrone-4,6-dicarboxylic acid
Inventor: CHA HYUN GIL
IPC: C07D309/38
Filed: 2019-09-03
Abstract: The present invention provides a method for purifying 2-pyrone-4,6-dicarboxylic acid with high purity in which, in crude 2-pyrone-4,6-dicarboxylic acid or its sodium salt, either industrially prepared or commercially available, impurities that are confirmed by NMR and/or TLC analysis, but which are difficult to remove and purify, are removed by precipitation by adding acetone, the resulting solution is extracted and concentrated with an organic solvent, and the resulting concentrate is eluted with a mixed solvent of ethyl acetate and hexane in column chromatography.
Patent KR-20200028315-A (KR)
Inventor: YU CHEN HUA
IPC: H01L23/31
Filed: 2019-09-05
Abstract: A method comprises: a step forming a composite material layer on a carrier, wherein the composite material layer includes particles of a filler material included in a base material; a step of forming a set of through vias on a first side of the composite material layer; a step of attaching a die onto the first side of the composite material layer, wherein the die is separated from the set of through vias; a step of forming a molding material on the first side of the composite material layer, wherein the molding material at least laterally encapsulates the die and the through vias of the set of through vias; a step forming a redistribution structure on the die and the molding material, wherein the redistribution structure is electrically connected to the through vias; a step of forming an opening in a second side of the composite material layer opposite to the first side; and a step of forming a conductive connector in the opening, wherein the conductive connector is electrically connected to the through vias.
Patent KR-20210030757-A (KR)
Title: Quick Coupler having safety device
Inventor: LEE HAE SEON
IPC: E02F3/36
Filed: 2019-09-10
Abstract: The present invention relates to a quick coupler having an assistive safety device. The quick coupler includes: a body having one end with which a fixed hook is integrated, and having the other end at which a moving hook is installed to be rotatable; a pair of fixing pins engaged with the moving hook and the fixed hook respectively; a driving part installed in the body to engage one of a pair of the fixing pins with the moving hook or disengage the same by turning the moving hook; and an assistive safety device regulating the other fixing pin placed on the fixed hook to prevent the departure of the fixing pin, if the first fixing pin is disengaged as the moving hook is turned in a state in which oil pressure is not normally applied to the driving part. Therefore, the present invention is capable of preventing a working tool from being separated from a quick coupler.
Patent KR-20210031134-A (KR)
Title: Transmission line monitoring system and monitoring device for check the status of transmission line
Inventor: AN HO SUNG
IPC: H05K5/04
Filed: 2019-09-11
Abstract: The present invention relates to a transmission line monitoring system and device for securing data such as n operating state and weather conditions of a transmission line using a monitoring device installed on a transmission line and supplying stable power through preventive diagnosis of a transmission line. The transmission line monitoring system for checking a state of the transmission line according to an embodiment of the present invention comprises: a monitoring device measuring transmission line information on the amount of current, temperature, slope, and vibration of a transmission line; a base station receiving the transmission line information measured by the monitoring device through a wireless network, and collecting and transmitting the received transmission line information; and a monitoring server receiving and storing the transmission line information from the base station and monitoring the transmission line in real time based on the received transmission line information.
Patent KR-20210033584-A (KR)
Title: Load shedding apparatus using voltage stability index
Inventor: NAM SU CHUL
IPC: H02J3/14
Filed: 2019-09-18
Abstract: Disclosed are a load break device using a voltage stability index and a method thereof to maintain voltage stability. The load break device using a voltage stability index comprises: a detection unit detecting monitoring information on a transmission line; an arithmetic unit creating a line constant table using the monitoring information, constructing a Thevenin equivalent circuit based on the line constant table, and calculating a voltage stability index based on a complex power ratio using the Thevenin equivalent circuit; a determination module determining whether a load is broken based on the voltage stability index calculated by the arithmetic unit, active power and voltage of the transmission line; and a load break unit breaking the load in accordance with a determination result of the determination module.
Patent KR-20200033201-A (KR)
Title: Lithium battery
Inventor: KIM JAE HONG
IPC: H01M10/0567
Filed: 2019-09-18
Abstract: Disclosed by the present invention is a lithium battery including: a positive electrode including a positive electrode active material; a negative electrode including a negative electrode active material; and an organic electrolyte interposed between the positive electrode and the negative electrode. The organic electrolyte solution includes a first lithium salt, an organic solvent, an oligomer compound, and a bicyclic sulfate-based compound represented by chemical formula 1. In chemical formula 1, A_1, A_2, A_3, and A_4 are independently a covalent bond, an alkylene group having 1 to 5 carbon atoms unsubstituted or substituted with a substituent; a carbonyl group; or a sulfinyl group, wherein A_1 and A_2 are not covalent bonds at the same time and A_3 and A_4 are not covalent bonds at the same time. The high-temperature properties and lifespan properties of the lithium battery can be improved.
Patent KR-20210033737-A (KR)
Inventor: KIM MYEONG SHIN
IPC: B29B17/04
Filed: 2019-09-19
Abstract: The present invention relates to a pet bottle crushing apparatus for finely pulverizing pet bottles for recycling, and more specifically, to a pet bottle crushing apparatus with a cleaning function, in which the pet bottle crushing apparatus is equipped with a function to wash and dry a crushing blade so that residues of the pet bottle that are stuck on or attached to the crushing blade can be removed with water, thereby preventing the malfunction or failure that is caused as the residues such as beverages or foreign substances remaining in the pet bottle are attached to the crushing blade and smoothly crushing the pet bottle while enhancing durability. The present invention includes a box-shaped body portion having an internal space formed therein; an input portion installed at an upper portion of the internal space of the body portion, into which the pet bottle is put and freely falls downward; a pair of rotating shafts installed at a lower portion of the input portion and spaced apart from each other in parallel to each other; a crushing portion having crushing blades respectively installed on the rotating shafts and alternately arranged in opposition to each other to crush the pet bottle such that pet chips fall downward to be discharged; a chip collecting portion installed at a lower portion of the crushing portion to collect the pet chips; a washing portion installed inside the body portion to wash the crushing blade; and a drying portion installed inside the body portion to dry the crushing portion washed by the washing portion.
Patent KR-20210034758-A (KR)
Title: cradle for power strip
Inventor: MOON JEONG WAN
IPC: H01R13/73
Filed: 2019-09-21
Abstract: The present invention relates to a cradle for standing a multi-tab, and is composed of a multi-tab coupling unit, a support, a support plate, and an outlet shaped into a cylindrical shape. The present invention solves a problem of taking up a lot of space when placed on the floor and moving without being fixed in one place due to its light weight.
Patent KR-20200035871-A (KR)
Title: Molding container and manufacturing method thereof
Inventor: TANAKA YUKI
IPC: B65D1/28
Filed: 2019-09-23
Abstract: The present invention provides a molding container consisting of a laminate with a metal foil layer and a resin layer and having a mark by printing on the outside thereof. An objective of the present invention is to eliminate concern for the disappearance of a mark even if pressurized heating sterilization is performed and eliminate concern for misalignment or deformation in the mark. The molding container (20) is formed by molding a laminate (10) having a metal foil layer (11), a protective resin layer (12) laminated on one surface of the metal foil layer, and a sealant layer (13) laminated on the other surface of the metal foil layer to allow the protective resin layer to become the outside of the container. Photocurable ink (4) is coated on at least a portion of the outer surface of the molding container formed by the surface of the protective resin layer to be cured by light emission to form a printing layer (24).
Patent KR-20190114940-A (KR)
Title: Composition for antioxidant, anti-imflamation, and skin whitening
Inventor: JIN MU HYUN
IPC: A61P39/06
Filed: 2019-09-23
Abstract: The present invention relates to a composition for antioxidant, anti-inflammation, and skin whitening. Toosendanin according to the present exhibits an antioxidant effect by inhibiting free radical production, an anti-inflammatory effect by inhibiting NO production, and a skin whitening effect by inhibiting melanin synthesis, thereby being able to be used as a pharmaceutical composition, an external skin preparation, a cosmetic composition or health food.
Patent KR-20210035999-A (KR)
Title: Chain Flight Sludge Collector
Inventor: SHIM WON DOO
IPC: B01D21/18
Filed: 2019-09-25
Abstract: The present invention relates to a chain flight type sludge collector, and more particularly, to a chain flight type sludge collector in which the structure of a chain is improved, thereby inducing the matching with the teeth of the sprocket and preventing the chains from being separated from the sprockets during operation of the collector. The chain flight type sludge collector includes a pair of main and driven sprockets disposed on both sides in a longitudinal direction of a settling tank for water treatment; a chain flight sludge collector for collecting bubbles and sludge while moving to the surface and bottom of the raw water stored in the settling tank, wherein front and rear ends are alternately arranged inside and outside to meet a pair of links facing each other on the main and driven sprockets in a line, and, when the front and rear ends are wrapped with a sleeve for rolling friction when engaged with the sprocket teeth, the flights are installed at equal intervals across a pair of caterpillar chains arranged in parallel on the left and right side in succession with a connecting pin that is hinged across; and a correction element for aligning the chain with a pushing force due to sliding contact with the tooth root surface of the sprocket when the chain and each tooth of the main and driven sprockets are in misaligned engagement with the sleeve, wherein the correction element induces registration with the sprocket teeth and prevents the chains from being separated from the sprockets during operation of the collector.
Patent KR-20210041301-A (KR)
Title: Baby Formula Maker
Inventor: YOO TAE WOO
IPC: A47J31/58
Filed: 2019-10-07
Abstract: The present invention relates to a baby formula maker. The baby formula maker may cool water supplied to a baby bottle step by step using a plurality of cooling means, thereby effectively controlling the temperature of the water supplied from the baby formula maker to the baby bottle. The baby formula maker comprises a baby bottle supporting means, a baby formula container, a water container, a supplying pipe for supplying the water from the water container to the baby bottle, a heating means, a water supply unit including two or more cooling means for cooling the water, and a control unit.
Patent KR-20210041806-A (KR)
Title: METHOD FOR MANAGING SMART BUILDING USING IoT SENSOR AND ARTIFICIAL INTELIGENCE
Inventor: CHAE MYUNG JIN
IPC: G06Q50/10
Filed: 2019-10-08
Abstract: The present invention relates to a smart building management method using an IoT sensor and artificial intelligence. The smart building management method using an IoT sensor and artificial intelligence comprises the steps of: obtaining data about the building collected by one or more IoT sensors (S110); pre-processing the obtained data (S120); obtaining one or more user feedback (S130); pre-processing the obtained user feedback (S140); inputting the pre-processed data and user feedback into an artificial intelligence model (S150); obtaining data for control of the building facility from an output of the artificial intelligence model (S160); controlling the building facility based on the optained data (S170); and updating the artificial intelligence model by obtaining user feedback according to the control of the facility (S180).
Patent KR-20210043785-A (KR)
Title: Object transport apparatus and object transport method
Inventor: LEE SEUNG JUN
IPC: H01L21/67
Filed: 2019-10-11
Abstract: The present invention provides an object transport device which can minimize an occurrence of vibration in a transport unit. The object transport device comprises: a rail member; a transport unit picking up an object and transporting the object to various positions while being transported along the rail member; a first driving unit positioned at a front portion based on a direction in which the transport unit travels, and allowing the transport unit to move with respect to the rail member; a second driving unit positioned at a rear portion based on a direction in which the transport unit travels, and allowing the transport unit to move with respect to the rail member; and a control unit controlling a torque by the first driving unit and controlling a moving distance of the transport unit by the second driving unit when the transport unit travels in a decelerated state.
Patent KR-20200042425-A (KR)
Title: Catalyst for oxidization reaction comprising complexes in which 2,6-bis[(bis(2-pyridylmethyl)amino)-methyl]-4-methylphenol ligand was coordinated with various transition-metal ions
Inventor: HAN MIN SU
IPC: B01J31/18
Filed: 2019-10-14
Abstract: The present invention relates to: a catalyst for oxidization reaction which uses a peroxide including a complex of metal ion coordinated with 2,6-bis[(bis(2-pyridylmethyl)amino)-methyl]-4-methylphenol (H-bpmp) ligand; a composition for detecting pyrophosphate (PPi) and a composition for detecting pyrophosphatase (PPase), including the catalyst and hydrogen peroxide; and a composition for detecting biomolecules, including the catalyst and an oxidase specific to the biomolecule to be analyzed. The catalyst uses peroxidase-like catalytic activity of complexes of various transition metals coordinated with H-bpmp ligand, can be used in a stable state, can be prepared with low cost, and can be produced in a large scale. In addition, it is possible to detect not only pyrophosphate and pyrophosphatase but also biomolecules such as glucose, cholesterol, and choline, producing hydrogen peroxide through the reaction with a specific oxidase by a simple method based on colorimetry. Therefore, the catalyst can be applied advantageously to diagnosis various diseases such as colorectal cancer.
Patent KR-20210050017-A (KR)
Title: Water ionizer
Inventor: KWON SOO JONG
IPC: C02F1/461
Filed: 2019-10-25
Abstract: The present invention relates to an acid water neutralization conversion type ionizer including: a first tank for storing raw water; a pre-treatment filtering unit for filtering the raw water supplied from the first tank; a second tank in which raw water filtered by the pre-treatment filtering unit is stored; a cooling unit for selectively cooling the raw water supplied from the second tank; an electrolysis unit for electrolyzing the raw water supplied from the second tank and the raw water that has passed through the cooling unit into hydrogen water, alkaline water and acid water; a heating unit for heat-treating hydrogen water and alkaline water by the electrolysis unit; and a hydrogen ion concentration conversion unit for converting the acidic water by the electrolysis unit into neutral water and weak alkaline water having a hydrogen ion concentration (pH) of 7 to 9 and then supplying the converted acidic water to the second tank side, so that acidic water is neutralized, then converted to neutral water, and then re-supplied to the electrolyzer side so as to be electrolyzed.
Patent KR-20210049466-A (KR)
Title: Apparatus and Method for Controlling Cooling of Rack
Inventor: KIM YUN KI
IPC: H05K7/20
Filed: 2019-10-25
Abstract: According to the present invention, disclosed are a rack cooling control device and a method thereof. The rack cooling control device comprises: a computer equipment rack including at least one accommodation space capable of accommodating computer equipment; a control device generating a control signal for regulating the temperature of the accommodation space; a cooling device capable of controlling the temperature of the accommodation space accommodated in the computer equipment rack; and an outdoor unit. Therefore, management and immediate response can be efficiently provided by individually cooling in accordance with the measured temperature.